Three points charges +q each kept at the vertices of an equilateral triangle of side of l. Determine the magnitude and sign of the charge to be kept at its centroid so that the charges at the vertices remain in equilibrium.

Three points charges +q each kept at the vertices of an equilateral tr

1.	Three points charges +q each kept at the vertices of an equilateral triangle of side of l. Determine the magnitude and sign of the charge to be kept at its centroid so that the charges at the vertices remain in equilibrium.
Answer» AAR I don't KNOW the ANSWER for above MENTIONED ONE

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Three points charges +q each kept at the vertices of an equilateral triangle of side of l. Determine the magnitude and sign of the charge to be kept at its centroid so that the charges at the vertices remain in equilibrium.​

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Three points charges +q each kept at the vertices of an equilateral triangle of side of l. Determine the magnitude and sign of the charge to be kept at its centroid so that the charges at the vertices remain in equilibrium.